/Engine/Plugins/Experimental/PCG/Source/PCG/Public/PCGSettings.h
For symmetry reason, do the same with output pins. For now forward just the call to OutputPinProperties
[TArray](API\Runtime\Core\Containers\TArray)< [FPCGPinProperties](API\Plugins\PCG\FPCGPinProperties) > AllOutputPinProperties() const